• Holley RetroBright H821 H4 Headlight Adapter Kit
  • Holley RetroBright H821 H4 Headlight Adapter Kit

Holley RetroBright H821 H4 Headlight Adapter Kit

$3.95 USD
$3.95 USD
$3.95 USD
Shipping calculated at checkout.

Vendor : HOLLEY RETROBRIGHT

Product Type : Ignitions and Electrical

Sku : RTBH821

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Adapter H4

The Holley RetroBright H821 Headlight Adapter Kit is designed for headlight applications involving H4 to non-standard H4 connections. This kit provides a practical adapter solution for compatible headlight installations while helping connect the specified H4 wiring configuration.

Each kit includes plastic housings and wiring pigtails. The components are finished in black for a clean, subdued appearance within the headlight assembly. The included pigtails support the adapter setup described for this product.

Built for use with RetroBright headlight systems requiring an H4 to non-standard H4 adapter, the H821 offers a purpose-specific wiring and housing package in one kit. Verify the vehicle and headlight application before installation to confirm connection compatibility.

Features:

  • Application: H4 to non-standard H4 headlight connection
  • Included Components: Plastic housings and wiring pigtails
  • Finish: Black
  • Product Type: Headlight adapter kit
  • Brand: Holley RetroBright
  • Part Number: H821